Home / 1,827.04-2,520.73-1,081.26

Finding the Fourth Proportional to 1,827.04, 2,520.73 and 1,081.26

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Solution

The fourth proportional to 1,827.04, 2,520.73 and 1,081.26 is: 1,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.04 : 2,520.73 = 1,081.26 : x
  2. Step 2: Convert to fraction form
    1,827.04/2,520.73 = 1,081.26/x
  3. Step 3: Cross multiply
    1,827.04x = 2,520.73 × 1,081.26
  4. Step 4: Simplify right side
    1,827.04x = 2,725,564.52
  5. Step 5: Solve for x
    x = 2,725,564.52/1,827.04
  6. Step 6: Final answer
    x = 1,491.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.